Security key
05338F306
Avalo Therapeutics, Inc. - Common Stock, par value $0.001 per share (AVTX)
CUSIP: 05338F306
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Total 13F shares
- 31,104,392
- Total 13F value
- $464,193,070
- Share change
- +10,986,192
- Put/Call ratio
- 13%
- SEC-reported price per share
- $14.93
- Number of holders
- 97
- Value change
- +$156,968,183
- Number of buys
- 59
- Number of sells
- 39
- Shares outstanding
- 57,788,980
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
97
Top holders
10
AVTX full security history
Ownership snapshot
Full 13F holder table
Previous quarter: Q4 2025
Avalo Therapeutics, Inc. SEC filings
Avalo Therapeutics, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 05338F306
Recent filing periods:
Ownership snapshot
Top reported holders of AVTX - Avalo Therapeutics, Inc. - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BIOTECHNOLOGY VALUE FUND L P
Disclosed value leader
RA CAPITAL MANAGEMENT, L.P.
Comparable rows
15/15
Latest evidence
31 Mar 2026
13D/G
13F
Lead comparable stake: 10%
13D/G row: BIOTECHNOLOGY VALUE FUND L P
Showing 1-6 of 15 holder rows.
Quick read
BIOTECHNOLOGY VALUE FUND L P leads the comparable SEC ownership view at 10%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BIOTECHNOLOGY VALUE FUND L P's linked filing trail.
Comparable ownership
Top 5
BIOTECHNOLOGY VALUE FUND L P
10%
RA CAPITAL MANAGEMENT, L.P.
9.9%
T. Rowe Price Investment Manageme...
9.5%
Nantahala Capital Management, LLC
9.4%
Caligan Partners LP
7.2%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BIOTECHNOLOGY VALUE FUND L P |
13D/G
BVF PARTNERS L P/IL
|
10%
|
$33,832,446
2,347,845 shares
|
+$6,392,103 | 31 Mar 2026 |
| RA CAPITAL MANAGEMENT, L.P. |
13D/G
13F
Company
|
9.9%
|
$35,385,989
2,455,655 shares
|
+$7,444,062 | 31 Mar 2026 |
| T. Rowe Price Investment Management, Inc. |
13D/G
|
9.5%
|
$31,164,276
2,162,684 shares
|
$0 | 31 Mar 2026 |
| Nantahala Capital Management, LLC |
13F
13D/G
Company
|
9.4%
from 13D/G
|
$22,427,600
1,235,000 shares
|
— | 31 Dec 2025 |
| Caligan Partners LP |
13D/G
13F
Company
|
7.2%
|
$23,560,681
1,635,023 shares
|
+$10,857,791 | 31 Mar 2026 |
| Avoro Capital Advisors LLC |
13D/G
|
5.8%
|
$20,318,100
1,410,000 shares
|
$0 | 31 Mar 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
97
Shares
31,104,392
Rows available
97
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q4 2025 Across Filers
Q4 2025 holders
84
Q1 2026 holders
97
Holder diff
13
| Investor | Q4 2025 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q4 2025 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend